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Finding the Fourth Proportional to 375,412.88, 563,114.79 and 150,769.28

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Solution

The fourth proportional to 375,412.88, 563,114.79 and 150,769.28 is: 226,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,412.88 : 563,114.79 = 150,769.28 : x
  2. Step 2: Convert to fraction form
    375,412.88/563,114.79 = 150,769.28/x
  3. Step 3: Cross multiply
    375,412.88x = 563,114.79 × 150,769.28
  4. Step 4: Simplify right side
    375,412.88x = 84,900,408,630.08
  5. Step 5: Solve for x
    x = 84,900,408,630.08/375,412.88
  6. Step 6: Final answer
    x = 226,152.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.